Home / 2,986,645.14-4,479,586.38-964,678.98

Finding the Fourth Proportional to 2,986,645.14, 4,479,586.38 and 964,678.98

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Solution

The fourth proportional to 2,986,645.14, 4,479,586.38 and 964,678.98 is: 1,446,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,645.14 : 4,479,586.38 = 964,678.98 : x
  2. Step 2: Convert to fraction form
    2,986,645.14/4,479,586.38 = 964,678.98/x
  3. Step 3: Cross multiply
    2,986,645.14x = 4,479,586.38 × 964,678.98
  4. Step 4: Simplify right side
    2,986,645.14x = 4,321,362,819,880.29
  5. Step 5: Solve for x
    x = 4,321,362,819,880.29/2,986,645.14
  6. Step 6: Final answer
    x = 1,446,895.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.